Fish Passage Site 20603485

Coordinates (dec. deg.): 61.32467°, -151.00385°
Legal Description: S014N010W12
Region: South Central
Road Name: Pretty Creek Road

Datum: NAD83
Quad Name / ITM: Tyonek B-3
AWC Stream #:
Stream Name: Unnamed


Site Comments: Unnamed Tributary to Pretty Creek

Survey Date: Apr 28, 2015


Project Supervisor: Gillian O'Doherty, ADFG
Observers: Mark Eisenman, Robert Pype

Overall Fish Passage Rating: Gray

Tidal: No
Backwatered: No

Step Pools: No
Construction Year:

Site Observations:

  1. Debris Flow
  2. Beaver Activity

Comments: Debris in culvert.

Culvert Measurements

ID: 1 Structure Type: Circular pipe (Corrugated steel) Fish Passage Rating: Gray
Length(ft): 39.8
Inlet Type: Projecting
Outlet Type: Projecting
Corrugation Depth(in.): 1.0
Corrugation Width(in.): 3.5
Condition Rating(1-5): 4
Approach Angle:
Sedimentation At Inlet: Yes
Inlet Substrate: Silt/Clay
Outlet Substrate: Silt/Clay
Width(ft):5.0 5.0
Height(ft):4.4 3.3
Apron Length(ft):
Water Depth(ft): 1.1
Rustline Height(ft):
Substrate Depth(ft):1.0 1.7
Backwatered?: No
Baffles Present: No
Embedded?: Maybe
Outfall Height:
Outfall Type: At Stream Grade
Constriction Ratio:
Culvert Gradient:
Max Slope:
Max Slope Length:

Comments: Debris in culvert.

  Culvert Observations:
  1. Debris Flow
  2. Beaver Activity

Stream Measurements

Stream SubstratesUpstreamDownstream
Stream Slope(deg.):
Stream Flow Stage:Medium

No stream width data available.


No elevation data available.

Fish Sampling Efforts

No fish sampling occurred during this survey.

Fish Observations

No fish observations occurred during this survey.

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